<template>
          <view>
            <!-- 搜索组件 -->
            <view class="search-box">
              <my-search @click="gotoSearch"></my-search>
            </view>
          <!-- 轮播图渲染 -->
          <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
            <swiper-item v-for="(item, i) in swiperList" :key="i">
              <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id='+ item.goods_id">
                <img :src="item.image_src" />
              </navigator>
            </swiper-item>
          </swiper>
          <!-- 分类导航区域 -->
          <view class="nav-list">
            <view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
              <img :src="item.image_src" class="nav-img" />
            </view>
          </view>
          <!-- 楼层区域 -->
          <view class="floor-list">
            <!-- 楼层顶 -->
            <view class="floor-item" v-for="(item, i) in floorList" :key="i">
              <!-- 楼层标题 -->
              <img :src="item.floor_title.image_src" class="floor-title" />
              <!-- 楼层图片区域 -->
              <view class="floor-img-box">
                <!-- 左侧大图 -->
                <navigator class="left-img-box" :url="item.product_list[0].url">
                  <img :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"/>
                </navigator>
                <!-- 右侧小图 -->
                <view class="right-img-box">
                  <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" :url="item2.url">
                    <img :src="item2.image_src" alt="" v-if="i2 !== 0" :style="{width: item2.image_width + 'rpx'}" mode="widthFix"/>
                  </navigator>
                </view>
              </view>
            </view>
          </view>
          </view>
</template>

<script>
          export default {
                    data() {
                              return {
                                //轮播图数据列表
                                swiperList: [],
                                // 分类导航数据列表
                                navList: [],
                                // 楼层数据
                                floorList: []
                              }
                    },
                    onLoad() {
                      //调用方法，获取轮播图数据
                      this.getSwiperList()
                      this.getNavList()
                      this.getFloorList()
                    },
                    methods: {
                      async getSwiperList() {
                            // 3.1 发起请求
                            const { data: res } = await uni.$http.get('/api/public/v1/home/swiperdata')
                            // 3.2 请求失败
                            if (res.meta.status !== 200) return uni.$showMsg()
                            // 3.3 请求成功，为 data 中的数据赋值
                            this.swiperList = res.message
                            uni.$showMsg('数据请求成功！')
                      },
                      async getNavList() {
                        const {data: res} = await uni.$http.get('/api/public/v1/home/catitems')
                        if (res.meta.status !== 200) return uni.$showMsg()
                        this.navList = res.message
                      },
                      navClickHandler(item) {
                        console.log(item)
                        if(item.name == '分类') {
                          uni.switchTab({
                            url:'/pages/cate/cate'
                          })
                        }
                      },
                      async getFloorList() {
                        const {data: res} = await uni.$http.get('/api/public/v1/home/floordata')
                        if(res.meta.status != 200) return uni.$showMsg()
                        res.message.forEach(floor => {
                          floor.product_list.forEach(prod => {
                            prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
                          })
                        })
                        this.floorList = res.message
                        console.log(res)
                      },
                      gotoSearch() {
                        uni.navigateTo({
                          url:'/subpkg/search/search'
                        })
                      }
                          
                    }
          }
</script>

<style lang="scss">
swiper {
  height: 330rpx;
  .swiper-item,
  image {
    width: 100%;
    height: 100%;
  }
}
.nav-list {
  display: flex;
  justify-content: space-around;
  margin: 15px 0;

  .nav-img {
    width: 128rpx;
    height: 140rpx;
  }
}
.floor-title {
  width: 100%;
  height: 60rpx;
}
.floor-img-box {
  display: flex;
  padding: 10rpx;
}
.right-img-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
.search-box {
  // 吸顶效果
  position: sticky;
  top: 0;
  // 防止轮播图覆盖
  z-index: 999;
}
</style>
